J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 2004-2006 Sun Microsystems, Inc. All Rights Reserved. |
| 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| 4 | * |
| 5 | * This code is free software; you can redistribute it and/or modify it |
| 6 | * under the terms of the GNU General Public License version 2 only, as |
| 7 | * published by the Free Software Foundation. Sun designates this |
| 8 | * particular file as subject to the "Classpath" exception as provided |
| 9 | * by Sun in the LICENSE file that accompanied this code. |
| 10 | * |
| 11 | * This code is distributed in the hope that it will be useful, but WITHOUT |
| 12 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| 13 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| 14 | * version 2 for more details (a copy is included in the LICENSE file that |
| 15 | * accompanied this code). |
| 16 | * |
| 17 | * You should have received a copy of the GNU General Public License version |
| 18 | * 2 along with this work; if not, write to the Free Software Foundation, |
| 19 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| 20 | * |
| 21 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| 22 | * CA 95054 USA or visit www.sun.com if you need additional information or |
| 23 | * have any questions. |
| 24 | */ |
| 25 | |
| 26 | package sun.tools.jconsole; |
| 27 | |
| 28 | import java.awt.*; |
| 29 | import java.awt.event.*; |
| 30 | import java.beans.*; |
| 31 | import java.io.*; |
| 32 | import java.lang.reflect.Array; |
| 33 | import java.text.*; |
| 34 | import java.util.*; |
| 35 | |
| 36 | import javax.accessibility.*; |
| 37 | import javax.swing.*; |
| 38 | import javax.swing.border.*; |
| 39 | import javax.swing.event.*; |
| 40 | import javax.swing.filechooser.*; |
| 41 | import javax.swing.filechooser.FileFilter; |
| 42 | |
| 43 | import com.sun.tools.jconsole.JConsoleContext; |
| 44 | import com.sun.tools.jconsole.JConsoleContext.ConnectionState; |
| 45 | |
| 46 | import static com.sun.tools.jconsole.JConsoleContext.ConnectionState.*; |
| 47 | |
| 48 | import static sun.tools.jconsole.Formatter.*; |
| 49 | import static sun.tools.jconsole.ProxyClient.*; |
| 50 | import static sun.tools.jconsole.Resources.*; |
| 51 | import static sun.tools.jconsole.Utilities.*; |
| 52 | |
| 53 | @SuppressWarnings("serial") |
| 54 | public class Plotter extends JComponent |
| 55 | implements Accessible, ActionListener, PropertyChangeListener { |
| 56 | |
| 57 | public static enum Unit { |
| 58 | NONE, BYTES, PERCENT |
| 59 | } |
| 60 | |
| 61 | static final String[] rangeNames = { |
| 62 | Resources.getText(" 1 min"), |
| 63 | Resources.getText(" 5 min"), |
| 64 | Resources.getText("10 min"), |
| 65 | Resources.getText("30 min"), |
| 66 | Resources.getText(" 1 hour"), |
| 67 | Resources.getText(" 2 hours"), |
| 68 | Resources.getText(" 3 hours"), |
| 69 | Resources.getText(" 6 hours"), |
| 70 | Resources.getText("12 hours"), |
| 71 | Resources.getText(" 1 day"), |
| 72 | Resources.getText(" 7 days"), |
| 73 | Resources.getText(" 1 month"), |
| 74 | Resources.getText(" 3 months"), |
| 75 | Resources.getText(" 6 months"), |
| 76 | Resources.getText(" 1 year"), |
| 77 | Resources.getText("All") |
| 78 | }; |
| 79 | |
| 80 | static final int[] rangeValues = { |
| 81 | 1, |
| 82 | 5, |
| 83 | 10, |
| 84 | 30, |
| 85 | 1 * 60, |
| 86 | 2 * 60, |
| 87 | 3 * 60, |
| 88 | 6 * 60, |
| 89 | 12 * 60, |
| 90 | 1 * 24 * 60, |
| 91 | 7 * 24 * 60, |
| 92 | 1 * 31 * 24 * 60, |
| 93 | 3 * 31 * 24 * 60, |
| 94 | 6 * 31 * 24 * 60, |
| 95 | 366 * 24 * 60, |
| 96 | -1 |
| 97 | }; |
| 98 | |
| 99 | |
| 100 | final static long SECOND = 1000; |
| 101 | final static long MINUTE = 60 * SECOND; |
| 102 | final static long HOUR = 60 * MINUTE; |
| 103 | final static long DAY = 24 * HOUR; |
| 104 | |
| 105 | final static Color bgColor = new Color(250, 250, 250); |
| 106 | final static Color defaultColor = Color.blue.darker(); |
| 107 | |
| 108 | final static int ARRAY_SIZE_INCREMENT = 4000; |
| 109 | |
| 110 | private static Stroke dashedStroke; |
| 111 | |
| 112 | private TimeStamps times = new TimeStamps(); |
| 113 | private ArrayList<Sequence> seqs = new ArrayList<Sequence>(); |
| 114 | private JPopupMenu popupMenu; |
| 115 | private JMenu timeRangeMenu; |
| 116 | private JRadioButtonMenuItem[] menuRBs; |
| 117 | private JMenuItem saveAsMI; |
| 118 | private JFileChooser saveFC; |
| 119 | |
| 120 | private int viewRange = -1; // Minutes (value <= 0 means full range) |
| 121 | private Unit unit; |
| 122 | private int decimals; |
| 123 | private double decimalsMultiplier; |
| 124 | private Border border = null; |
| 125 | private Rectangle r = new Rectangle(1, 1, 1, 1); |
| 126 | private Font smallFont = null; |
| 127 | |
| 128 | // Initial margins, may be recalculated as needed |
| 129 | private int topMargin = 10; |
| 130 | private int bottomMargin = 45; |
| 131 | private int leftMargin = 65; |
| 132 | private int rightMargin = 70; |
| 133 | |
| 134 | public Plotter() { |
| 135 | this(Unit.NONE, 0); |
| 136 | } |
| 137 | |
| 138 | public Plotter(Unit unit) { |
| 139 | this(unit, 0); |
| 140 | } |
| 141 | |
| 142 | // Note: If decimals > 0 then values must be decimally shifted left |
| 143 | // that many places, i.e. multiplied by Math.pow(10.0, decimals). |
| 144 | public Plotter(Unit unit, int decimals) { |
| 145 | setUnit(unit); |
| 146 | setDecimals(decimals); |
| 147 | |
| 148 | enableEvents(AWTEvent.MOUSE_EVENT_MASK); |
| 149 | |
| 150 | addMouseListener(new MouseAdapter() { |
| 151 | public void mousePressed(MouseEvent e) { |
| 152 | if (getParent() instanceof PlotterPanel) { |
| 153 | getParent().requestFocusInWindow(); |
| 154 | } |
| 155 | } |
| 156 | }); |
| 157 | |
| 158 | } |
| 159 | |
| 160 | public void setUnit(Unit unit) { |
| 161 | this.unit = unit; |
| 162 | } |
| 163 | |
| 164 | public void setDecimals(int decimals) { |
| 165 | this.decimals = decimals; |
| 166 | this.decimalsMultiplier = Math.pow(10.0, decimals); |
| 167 | } |
| 168 | |
| 169 | public void createSequence(String key, String name, Color color, boolean isPlotted) { |
| 170 | Sequence seq = getSequence(key); |
| 171 | if (seq == null) { |
| 172 | seq = new Sequence(key); |
| 173 | } |
| 174 | seq.name = name; |
| 175 | seq.color = (color != null) ? color : defaultColor; |
| 176 | seq.isPlotted = isPlotted; |
| 177 | |
| 178 | seqs.add(seq); |
| 179 | } |
| 180 | |
| 181 | public void setUseDashedTransitions(String key, boolean b) { |
| 182 | Sequence seq = getSequence(key); |
| 183 | if (seq != null) { |
| 184 | seq.transitionStroke = b ? getDashedStroke() : null; |
| 185 | } |
| 186 | } |
| 187 | |
| 188 | public void setIsPlotted(String key, boolean isPlotted) { |
| 189 | Sequence seq = getSequence(key); |
| 190 | if (seq != null) { |
| 191 | seq.isPlotted = isPlotted; |
| 192 | } |
| 193 | } |
| 194 | |
| 195 | // Note: If decimals > 0 then values must be decimally shifted left |
| 196 | // that many places, i.e. multiplied by Math.pow(10.0, decimals). |
| 197 | public synchronized void addValues(long time, long... values) { |
| 198 | assert (values.length == seqs.size()); |
| 199 | times.add(time); |
| 200 | for (int i = 0; i < values.length; i++) { |
| 201 | seqs.get(i).add(values[i]); |
| 202 | } |
| 203 | repaint(); |
| 204 | } |
| 205 | |
| 206 | private Sequence getSequence(String key) { |
| 207 | for (Sequence seq : seqs) { |
| 208 | if (seq.key.equals(key)) { |
| 209 | return seq; |
| 210 | } |
| 211 | } |
| 212 | return null; |
| 213 | } |
| 214 | |
| 215 | /** |
| 216 | * @return the displayed time range in minutes, or -1 for all data |
| 217 | */ |
| 218 | public int getViewRange() { |
| 219 | return viewRange; |
| 220 | } |
| 221 | |
| 222 | /** |
| 223 | * @param minutes the displayed time range in minutes, or -1 to diaplay all data |
| 224 | */ |
| 225 | public void setViewRange(int minutes) { |
| 226 | if (minutes != viewRange) { |
| 227 | int oldValue = viewRange; |
| 228 | viewRange = minutes; |
| 229 | /* Do not i18n this string */ |
| 230 | firePropertyChange("viewRange", oldValue, viewRange); |
| 231 | if (popupMenu != null) { |
| 232 | for (int i = 0; i < menuRBs.length; i++) { |
| 233 | if (rangeValues[i] == viewRange) { |
| 234 | menuRBs[i].setSelected(true); |
| 235 | break; |
| 236 | } |
| 237 | } |
| 238 | } |
| 239 | repaint(); |
| 240 | } |
| 241 | } |
| 242 | |
| 243 | public JPopupMenu getComponentPopupMenu() { |
| 244 | if (popupMenu == null) { |
| 245 | popupMenu = new JPopupMenu(Resources.getText("Chart:")); |
| 246 | timeRangeMenu = new JMenu(Resources.getText("Plotter.timeRangeMenu")); |
| 247 | timeRangeMenu.setMnemonic(getMnemonicInt("Plotter.timeRangeMenu")); |
| 248 | popupMenu.add(timeRangeMenu); |
| 249 | menuRBs = new JRadioButtonMenuItem[rangeNames.length]; |
| 250 | ButtonGroup rbGroup = new ButtonGroup(); |
| 251 | for (int i = 0; i < rangeNames.length; i++) { |
| 252 | menuRBs[i] = new JRadioButtonMenuItem(rangeNames[i]); |
| 253 | rbGroup.add(menuRBs[i]); |
| 254 | menuRBs[i].addActionListener(this); |
| 255 | if (viewRange == rangeValues[i]) { |
| 256 | menuRBs[i].setSelected(true); |
| 257 | } |
| 258 | timeRangeMenu.add(menuRBs[i]); |
| 259 | } |
| 260 | |
| 261 | popupMenu.addSeparator(); |
| 262 | |
| 263 | saveAsMI = new JMenuItem(getText("Plotter.saveAsMenuItem")); |
| 264 | saveAsMI.setMnemonic(getMnemonicInt("Plotter.saveAsMenuItem")); |
| 265 | saveAsMI.addActionListener(this); |
| 266 | popupMenu.add(saveAsMI); |
| 267 | } |
| 268 | return popupMenu; |
| 269 | } |
| 270 | |
| 271 | public void actionPerformed(ActionEvent ev) { |
| 272 | JComponent src = (JComponent)ev.getSource(); |
| 273 | if (src == saveAsMI) { |
| 274 | saveAs(); |
| 275 | } else { |
| 276 | int index = timeRangeMenu.getPopupMenu().getComponentIndex(src); |
| 277 | setViewRange(rangeValues[index]); |
| 278 | } |
| 279 | } |
| 280 | |
| 281 | private void saveAs() { |
| 282 | if (saveFC == null) { |
| 283 | saveFC = new SaveDataFileChooser(); |
| 284 | } |
| 285 | int ret = saveFC.showSaveDialog(this); |
| 286 | if (ret == JFileChooser.APPROVE_OPTION) { |
| 287 | saveDataToFile(saveFC.getSelectedFile()); |
| 288 | } |
| 289 | } |
| 290 | |
| 291 | private void saveDataToFile(File file) { |
| 292 | try { |
| 293 | PrintStream out = new PrintStream(new FileOutputStream(file)); |
| 294 | |
| 295 | // Print header line |
| 296 | out.print("Time"); |
| 297 | for (Sequence seq : seqs) { |
| 298 | out.print(","+seq.name); |
| 299 | } |
| 300 | out.println(); |
| 301 | |
| 302 | // Print data lines |
| 303 | if (seqs.size() > 0 && seqs.get(0).size > 0) { |
| 304 | for (int i = 0; i < seqs.get(0).size; i++) { |
| 305 | double excelTime = toExcelTime(times.time(i)); |
| 306 | out.print(String.format(Locale.ENGLISH, "%.6f", excelTime)); |
| 307 | for (Sequence seq : seqs) { |
| 308 | out.print("," + getFormattedValue(seq.value(i), false)); |
| 309 | } |
| 310 | out.println(); |
| 311 | } |
| 312 | } |
| 313 | |
| 314 | out.close(); |
| 315 | JOptionPane.showMessageDialog(this, |
| 316 | getText("FileChooser.savedFile", |
| 317 | file.getAbsolutePath(), |
| 318 | file.length())); |
| 319 | } catch (IOException ex) { |
| 320 | String msg = ex.getLocalizedMessage(); |
| 321 | String path = file.getAbsolutePath(); |
| 322 | if (msg.startsWith(path)) { |
| 323 | msg = msg.substring(path.length()).trim(); |
| 324 | } |
| 325 | JOptionPane.showMessageDialog(this, |
| 326 | getText("FileChooser.saveFailed.message", |
| 327 | path, msg), |
| 328 | getText("FileChooser.saveFailed.title"), |
| 329 | JOptionPane.ERROR_MESSAGE); |
| 330 | } |
| 331 | } |
| 332 | |
| 333 | public void paintComponent(Graphics g) { |
| 334 | super.paintComponent(g); |
| 335 | |
| 336 | Color oldColor = g.getColor(); |
| 337 | Font oldFont = g.getFont(); |
| 338 | Color fg = getForeground(); |
| 339 | Color bg = getBackground(); |
| 340 | boolean bgIsLight = (bg.getRed() > 200 && |
| 341 | bg.getGreen() > 200 && |
| 342 | bg.getBlue() > 200); |
| 343 | |
| 344 | |
| 345 | ((Graphics2D)g).setRenderingHint(RenderingHints.KEY_ANTIALIASING, |
| 346 | RenderingHints.VALUE_ANTIALIAS_ON); |
| 347 | |
| 348 | if (smallFont == null) { |
| 349 | smallFont = oldFont.deriveFont(9.0F); |
| 350 | } |
| 351 | |
| 352 | r.x = leftMargin - 5; |
| 353 | r.y = topMargin - 8; |
| 354 | r.width = getWidth()-leftMargin-rightMargin; |
| 355 | r.height = getHeight()-topMargin-bottomMargin+16; |
| 356 | |
| 357 | if (border == null) { |
| 358 | // By setting colors here, we avoid recalculating them |
| 359 | // over and over. |
| 360 | border = new BevelBorder(BevelBorder.LOWERED, |
| 361 | getBackground().brighter().brighter(), |
| 362 | getBackground().brighter(), |
| 363 | getBackground().darker().darker(), |
| 364 | getBackground().darker()); |
| 365 | } |
| 366 | |
| 367 | border.paintBorder(this, g, r.x, r.y, r.width, r.height); |
| 368 | |
| 369 | // Fill background color |
| 370 | g.setColor(bgColor); |
| 371 | g.fillRect(r.x+2, r.y+2, r.width-4, r.height-4); |
| 372 | g.setColor(oldColor); |
| 373 | |
| 374 | long tMin = Long.MAX_VALUE; |
| 375 | long tMax = Long.MIN_VALUE; |
| 376 | long vMin = Long.MAX_VALUE; |
| 377 | long vMax = 1; |
| 378 | |
| 379 | int w = getWidth()-rightMargin-leftMargin-10; |
| 380 | int h = getHeight()-topMargin-bottomMargin; |
| 381 | |
| 382 | if (times.size > 1) { |
| 383 | tMin = Math.min(tMin, times.time(0)); |
| 384 | tMax = Math.max(tMax, times.time(times.size-1)); |
| 385 | } |
| 386 | long viewRangeMS; |
| 387 | if (viewRange > 0) { |
| 388 | viewRangeMS = viewRange * MINUTE; |
| 389 | } else { |
| 390 | // Display full time range, but no less than a minute |
| 391 | viewRangeMS = Math.max(tMax - tMin, 1 * MINUTE); |
| 392 | } |
| 393 | |
| 394 | // Calculate min/max values |
| 395 | for (Sequence seq : seqs) { |
| 396 | if (seq.size > 0) { |
| 397 | for (int i = 0; i < seq.size; i++) { |
| 398 | if (seq.size == 1 || times.time(i) >= tMax - viewRangeMS) { |
| 399 | long val = seq.value(i); |
| 400 | if (val > Long.MIN_VALUE) { |
| 401 | vMax = Math.max(vMax, val); |
| 402 | vMin = Math.min(vMin, val); |
| 403 | } |
| 404 | } |
| 405 | } |
| 406 | } else { |
| 407 | vMin = 0L; |
| 408 | } |
| 409 | if (unit == Unit.BYTES || !seq.isPlotted) { |
| 410 | // We'll scale only to the first (main) value set. |
| 411 | // TODO: Use a separate property for this. |
| 412 | break; |
| 413 | } |
| 414 | } |
| 415 | |
| 416 | // Normalize scale |
| 417 | vMax = normalizeMax(vMax); |
| 418 | if (vMin > 0) { |
| 419 | if (vMax / vMin > 4) { |
| 420 | vMin = 0; |
| 421 | } else { |
| 422 | vMin = normalizeMin(vMin); |
| 423 | } |
| 424 | } |
| 425 | |
| 426 | |
| 427 | g.setColor(fg); |
| 428 | |
| 429 | // Axes |
| 430 | // Draw vertical axis |
| 431 | int x = leftMargin - 18; |
| 432 | int y = topMargin; |
| 433 | FontMetrics fm = g.getFontMetrics(); |
| 434 | |
| 435 | g.drawLine(x, y, x, y+h); |
| 436 | |
| 437 | int n = 5; |
| 438 | if ((""+vMax).startsWith("2")) { |
| 439 | n = 4; |
| 440 | } else if ((""+vMax).startsWith("3")) { |
| 441 | n = 6; |
| 442 | } else if ((""+vMax).startsWith("4")) { |
| 443 | n = 4; |
| 444 | } else if ((""+vMax).startsWith("6")) { |
| 445 | n = 6; |
| 446 | } else if ((""+vMax).startsWith("7")) { |
| 447 | n = 7; |
| 448 | } else if ((""+vMax).startsWith("8")) { |
| 449 | n = 8; |
| 450 | } else if ((""+vMax).startsWith("9")) { |
| 451 | n = 3; |
| 452 | } |
| 453 | |
| 454 | // Ticks |
| 455 | ArrayList<Long> tickValues = new ArrayList<Long>(); |
| 456 | tickValues.add(vMin); |
| 457 | for (int i = 0; i < n; i++) { |
| 458 | long v = i * vMax / n; |
| 459 | if (v > vMin) { |
| 460 | tickValues.add(v); |
| 461 | } |
| 462 | } |
| 463 | tickValues.add(vMax); |
| 464 | n = tickValues.size(); |
| 465 | |
| 466 | String[] tickStrings = new String[n]; |
| 467 | for (int i = 0; i < n; i++) { |
| 468 | long v = tickValues.get(i); |
| 469 | tickStrings[i] = getSizeString(v, vMax); |
| 470 | } |
| 471 | |
| 472 | // Trim trailing decimal zeroes. |
| 473 | if (decimals > 0) { |
| 474 | boolean trimLast = true; |
| 475 | boolean removedDecimalPoint = false; |
| 476 | do { |
| 477 | for (String str : tickStrings) { |
| 478 | if (!(str.endsWith("0") || str.endsWith("."))) { |
| 479 | trimLast = false; |
| 480 | break; |
| 481 | } |
| 482 | } |
| 483 | if (trimLast) { |
| 484 | if (tickStrings[0].endsWith(".")) { |
| 485 | removedDecimalPoint = true; |
| 486 | } |
| 487 | for (int i = 0; i < n; i++) { |
| 488 | String str = tickStrings[i]; |
| 489 | tickStrings[i] = str.substring(0, str.length()-1); |
| 490 | } |
| 491 | } |
| 492 | } while (trimLast && !removedDecimalPoint); |
| 493 | } |
| 494 | |
| 495 | // Draw ticks |
| 496 | int lastY = Integer.MAX_VALUE; |
| 497 | for (int i = 0; i < n; i++) { |
| 498 | long v = tickValues.get(i); |
| 499 | y = topMargin+h-(int)(h * (v-vMin) / (vMax-vMin)); |
| 500 | g.drawLine(x-2, y, x+2, y); |
| 501 | String s = tickStrings[i]; |
| 502 | if (unit == Unit.PERCENT) { |
| 503 | s += "%"; |
| 504 | } |
| 505 | int sx = x-6-fm.stringWidth(s); |
| 506 | if (y < lastY-13) { |
| 507 | if (checkLeftMargin(sx)) { |
| 508 | // Wait for next repaint |
| 509 | return; |
| 510 | } |
| 511 | g.drawString(s, sx, y+4); |
| 512 | } |
| 513 | // Draw horizontal grid line |
| 514 | g.setColor(Color.lightGray); |
| 515 | g.drawLine(r.x + 4, y, r.x + r.width - 4, y); |
| 516 | g.setColor(fg); |
| 517 | lastY = y; |
| 518 | } |
| 519 | |
| 520 | // Draw horizontal axis |
| 521 | x = leftMargin; |
| 522 | y = topMargin + h + 15; |
| 523 | g.drawLine(x, y, x+w, y); |
| 524 | |
| 525 | long t1 = tMax; |
| 526 | if (t1 <= 0L) { |
| 527 | // No data yet, so draw current time |
| 528 | t1 = System.currentTimeMillis(); |
| 529 | } |
| 530 | long tz = timeDF.getTimeZone().getOffset(t1); |
| 531 | long tickInterval = calculateTickInterval(w, 40, viewRangeMS); |
| 532 | if (tickInterval > 3 * HOUR) { |
| 533 | tickInterval = calculateTickInterval(w, 80, viewRangeMS); |
| 534 | } |
| 535 | long t0 = tickInterval - (t1 - viewRangeMS + tz) % tickInterval; |
| 536 | while (t0 < viewRangeMS) { |
| 537 | x = leftMargin + (int)(w * t0 / viewRangeMS); |
| 538 | g.drawLine(x, y-2, x, y+2); |
| 539 | |
| 540 | long t = t1 - viewRangeMS + t0; |
| 541 | String str = formatClockTime(t); |
| 542 | g.drawString(str, x, y+16); |
| 543 | //if (tickInterval > (1 * HOUR) && t % (1 * DAY) == 0) { |
| 544 | if ((t + tz) % (1 * DAY) == 0) { |
| 545 | str = formatDate(t); |
| 546 | g.drawString(str, x, y+27); |
| 547 | } |
| 548 | // Draw vertical grid line |
| 549 | g.setColor(Color.lightGray); |
| 550 | g.drawLine(x, topMargin, x, topMargin + h); |
| 551 | g.setColor(fg); |
| 552 | t0 += tickInterval; |
| 553 | } |
| 554 | |
| 555 | // Plot values |
| 556 | int start = 0; |
| 557 | int nValues = 0; |
| 558 | int nLists = seqs.size(); |
| 559 | if (nLists > 0) { |
| 560 | nValues = seqs.get(0).size; |
| 561 | } |
| 562 | if (nValues == 0) { |
| 563 | g.setColor(oldColor); |
| 564 | return; |
| 565 | } else { |
| 566 | Sequence seq = seqs.get(0); |
| 567 | // Find starting point |
| 568 | for (int p = 0; p < seq.size; p++) { |
| 569 | if (times.time(p) >= tMax - viewRangeMS) { |
| 570 | start = p; |
| 571 | break; |
| 572 | } |
| 573 | } |
| 574 | } |
| 575 | |
| 576 | //Optimization: collapse plot of more than four values per pixel |
| 577 | int pointsPerPixel = (nValues - start) / w; |
| 578 | if (pointsPerPixel < 4) { |
| 579 | pointsPerPixel = 1; |
| 580 | } |
| 581 | |
| 582 | // Draw graphs |
| 583 | // Loop backwards over sequences because the first needs to be painted on top |
| 584 | for (int i = nLists-1; i >= 0; i--) { |
| 585 | int x0 = leftMargin; |
| 586 | int y0 = topMargin + h + 1; |
| 587 | |
| 588 | Sequence seq = seqs.get(i); |
| 589 | if (seq.isPlotted && seq.size > 0) { |
| 590 | // Paint twice, with white and with color |
| 591 | for (int pass = 0; pass < 2; pass++) { |
| 592 | g.setColor((pass == 0) ? Color.white : seq.color); |
| 593 | int x1 = -1; |
| 594 | long v1 = -1; |
| 595 | for (int p = start; p < nValues; p += pointsPerPixel) { |
| 596 | // Make sure we get the last value |
| 597 | if (pointsPerPixel > 1 && p >= nValues - pointsPerPixel) { |
| 598 | p = nValues - 1; |
| 599 | } |
| 600 | int x2 = (int)(w * (times.time(p)-(t1-viewRangeMS)) / viewRangeMS); |
| 601 | long v2 = seq.value(p); |
| 602 | if (v2 >= vMin && v2 <= vMax) { |
| 603 | int y2 = (int)(h * (v2 -vMin) / (vMax-vMin)); |
| 604 | if (x1 >= 0 && v1 >= vMin && v1 <= vMax) { |
| 605 | int y1 = (int)(h * (v1-vMin) / (vMax-vMin)); |
| 606 | |
| 607 | if (y1 == y2) { |
| 608 | // fillrect is much faster |
| 609 | g.fillRect(x0+x1, y0-y1-pass, x2-x1, 1); |
| 610 | } else { |
| 611 | Graphics2D g2d = (Graphics2D)g; |
| 612 | Stroke oldStroke = null; |
| 613 | if (seq.transitionStroke != null) { |
| 614 | oldStroke = g2d.getStroke(); |
| 615 | g2d.setStroke(seq.transitionStroke); |
| 616 | } |
| 617 | g.drawLine(x0+x1, y0-y1-pass, x0+x2, y0-y2-pass); |
| 618 | if (oldStroke != null) { |
| 619 | g2d.setStroke(oldStroke); |
| 620 | } |
| 621 | } |
| 622 | } |
| 623 | } |
| 624 | x1 = x2; |
| 625 | v1 = v2; |
| 626 | } |
| 627 | } |
| 628 | |
| 629 | // Current value |
| 630 | long v = seq.value(seq.size - 1); |
| 631 | if (v >= vMin && v <= vMax) { |
| 632 | if (bgIsLight) { |
| 633 | g.setColor(seq.color); |
| 634 | } else { |
| 635 | g.setColor(fg); |
| 636 | } |
| 637 | x = r.x + r.width + 2; |
| 638 | y = topMargin+h-(int)(h * (v-vMin) / (vMax-vMin)); |
| 639 | // a small triangle/arrow |
| 640 | g.fillPolygon(new int[] { x+2, x+6, x+6 }, |
| 641 | new int[] { y, y+3, y-3 }, |
| 642 | 3); |
| 643 | } |
| 644 | g.setColor(fg); |
| 645 | } |
| 646 | } |
| 647 | |
| 648 | int[] valueStringSlots = new int[nLists]; |
| 649 | for (int i = 0; i < nLists; i++) valueStringSlots[i] = -1; |
| 650 | for (int i = 0; i < nLists; i++) { |
| 651 | Sequence seq = seqs.get(i); |
| 652 | if (seq.isPlotted && seq.size > 0) { |
| 653 | // Draw current value |
| 654 | |
| 655 | // TODO: collapse values if pointsPerPixel >= 4 |
| 656 | |
| 657 | long v = seq.value(seq.size - 1); |
| 658 | if (v >= vMin && v <= vMax) { |
| 659 | x = r.x + r.width + 2; |
| 660 | y = topMargin+h-(int)(h * (v-vMin) / (vMax-vMin)); |
| 661 | int y2 = getValueStringSlot(valueStringSlots, y, 2*10, i); |
| 662 | g.setFont(smallFont); |
| 663 | if (bgIsLight) { |
| 664 | g.setColor(seq.color); |
| 665 | } else { |
| 666 | g.setColor(fg); |
| 667 | } |
| 668 | String curValue = getFormattedValue(v, true); |
| 669 | if (unit == Unit.PERCENT) { |
| 670 | curValue += "%"; |
| 671 | } |
| 672 | int valWidth = fm.stringWidth(curValue); |
| 673 | String legend = seq.name; |
| 674 | int legendWidth = fm.stringWidth(legend); |
| 675 | if (checkRightMargin(valWidth) || checkRightMargin(legendWidth)) { |
| 676 | // Wait for next repaint |
| 677 | return; |
| 678 | } |
| 679 | g.drawString(legend , x + 17, Math.min(topMargin+h, y2 + 3 - 10)); |
| 680 | g.drawString(curValue, x + 17, Math.min(topMargin+h + 10, y2 + 3)); |
| 681 | |
| 682 | // Maybe draw a short line to value |
| 683 | if (y2 > y + 3) { |
| 684 | g.drawLine(x + 9, y + 2, x + 14, y2); |
| 685 | } else if (y2 < y - 3) { |
| 686 | g.drawLine(x + 9, y - 2, x + 14, y2); |
| 687 | } |
| 688 | } |
| 689 | g.setFont(oldFont); |
| 690 | g.setColor(fg); |
| 691 | |
| 692 | } |
| 693 | } |
| 694 | g.setColor(oldColor); |
| 695 | } |
| 696 | |
| 697 | private boolean checkLeftMargin(int x) { |
| 698 | // Make sure leftMargin has at least 2 pixels over |
| 699 | if (x < 2) { |
| 700 | leftMargin += (2 - x); |
| 701 | // Repaint from top (above any cell renderers) |
| 702 | SwingUtilities.getWindowAncestor(this).repaint(); |
| 703 | return true; |
| 704 | } |
| 705 | return false; |
| 706 | } |
| 707 | |
| 708 | private boolean checkRightMargin(int w) { |
| 709 | // Make sure rightMargin has at least 2 pixels over |
| 710 | if (w + 2 > rightMargin) { |
| 711 | rightMargin = (w + 2); |
| 712 | // Repaint from top (above any cell renderers) |
| 713 | SwingUtilities.getWindowAncestor(this).repaint(); |
| 714 | return true; |
| 715 | } |
| 716 | return false; |
| 717 | } |
| 718 | |
| 719 | private int getValueStringSlot(int[] slots, int y, int h, int i) { |
| 720 | for (int s = 0; s < slots.length; s++) { |
| 721 | if (slots[s] >= y && slots[s] < y + h) { |
| 722 | // collide below us |
| 723 | if (slots[s] > h) { |
| 724 | return getValueStringSlot(slots, slots[s]-h, h, i); |
| 725 | } else { |
| 726 | return getValueStringSlot(slots, slots[s]+h, h, i); |
| 727 | } |
| 728 | } else if (y >= h && slots[s] > y - h && slots[s] < y) { |
| 729 | // collide above us |
| 730 | return getValueStringSlot(slots, slots[s]+h, h, i); |
| 731 | } |
| 732 | } |
| 733 | slots[i] = y; |
| 734 | return y; |
| 735 | } |
| 736 | |
| 737 | private long calculateTickInterval(int w, int hGap, long viewRangeMS) { |
| 738 | long tickInterval = viewRangeMS * hGap / w; |
| 739 | if (tickInterval < 1 * MINUTE) { |
| 740 | tickInterval = 1 * MINUTE; |
| 741 | } else if (tickInterval < 5 * MINUTE) { |
| 742 | tickInterval = 5 * MINUTE; |
| 743 | } else if (tickInterval < 10 * MINUTE) { |
| 744 | tickInterval = 10 * MINUTE; |
| 745 | } else if (tickInterval < 30 * MINUTE) { |
| 746 | tickInterval = 30 * MINUTE; |
| 747 | } else if (tickInterval < 1 * HOUR) { |
| 748 | tickInterval = 1 * HOUR; |
| 749 | } else if (tickInterval < 3 * HOUR) { |
| 750 | tickInterval = 3 * HOUR; |
| 751 | } else if (tickInterval < 6 * HOUR) { |
| 752 | tickInterval = 6 * HOUR; |
| 753 | } else if (tickInterval < 12 * HOUR) { |
| 754 | tickInterval = 12 * HOUR; |
| 755 | } else if (tickInterval < 1 * DAY) { |
| 756 | tickInterval = 1 * DAY; |
| 757 | } else { |
| 758 | tickInterval = normalizeMax(tickInterval / DAY) * DAY; |
| 759 | } |
| 760 | return tickInterval; |
| 761 | } |
| 762 | |
| 763 | private long normalizeMin(long l) { |
| 764 | int exp = (int)Math.log10((double)l); |
| 765 | long multiple = (long)Math.pow(10.0, exp); |
| 766 | int i = (int)(l / multiple); |
| 767 | return i * multiple; |
| 768 | } |
| 769 | |
| 770 | private long normalizeMax(long l) { |
| 771 | int exp = (int)Math.log10((double)l); |
| 772 | long multiple = (long)Math.pow(10.0, exp); |
| 773 | int i = (int)(l / multiple); |
| 774 | l = (i+1)*multiple; |
| 775 | return l; |
| 776 | } |
| 777 | |
| 778 | private String getFormattedValue(long v, boolean groupDigits) { |
| 779 | String str; |
| 780 | String fmt = "%"; |
| 781 | if (groupDigits) { |
| 782 | fmt += ","; |
| 783 | } |
| 784 | if (decimals > 0) { |
| 785 | fmt += "." + decimals + "f"; |
| 786 | str = String.format(fmt, v / decimalsMultiplier); |
| 787 | } else { |
| 788 | fmt += "d"; |
| 789 | str = String.format(fmt, v); |
| 790 | } |
| 791 | return str; |
| 792 | } |
| 793 | |
| 794 | private String getSizeString(long v, long vMax) { |
| 795 | String s; |
| 796 | |
| 797 | if (unit == Unit.BYTES && decimals == 0) { |
| 798 | s = formatBytes(v, vMax); |
| 799 | } else { |
| 800 | s = getFormattedValue(v, true); |
| 801 | } |
| 802 | return s; |
| 803 | } |
| 804 | |
| 805 | private static synchronized Stroke getDashedStroke() { |
| 806 | if (dashedStroke == null) { |
| 807 | dashedStroke = new BasicStroke(1.0f, |
| 808 | BasicStroke.CAP_BUTT, |
| 809 | BasicStroke.JOIN_MITER, |
| 810 | 10.0f, |
| 811 | new float[] { 2.0f, 3.0f }, |
| 812 | 0.0f); |
| 813 | } |
| 814 | return dashedStroke; |
| 815 | } |
| 816 | |
| 817 | private static Object extendArray(Object a1) { |
| 818 | int n = Array.getLength(a1); |
| 819 | Object a2 = |
| 820 | Array.newInstance(a1.getClass().getComponentType(), |
| 821 | n + ARRAY_SIZE_INCREMENT); |
| 822 | System.arraycopy(a1, 0, a2, 0, n); |
| 823 | return a2; |
| 824 | } |
| 825 | |
| 826 | |
| 827 | private static class TimeStamps { |
| 828 | // Time stamps (long) are split into offsets (long) and a |
| 829 | // series of times from the offsets (int). A new offset is |
| 830 | // stored when the the time value doesn't fit in an int |
| 831 | // (approx every 24 days). An array of indices is used to |
| 832 | // define the starting point for each offset in the times |
| 833 | // array. |
| 834 | long[] offsets = new long[0]; |
| 835 | int[] indices = new int[0]; |
| 836 | int[] rtimes = new int[ARRAY_SIZE_INCREMENT]; |
| 837 | |
| 838 | // Number of stored timestamps |
| 839 | int size = 0; |
| 840 | |
| 841 | /** |
| 842 | * Returns the time stamp for index i |
| 843 | */ |
| 844 | public long time(int i) { |
| 845 | long offset = 0; |
| 846 | for (int j = indices.length - 1; j >= 0; j--) { |
| 847 | if (i >= indices[j]) { |
| 848 | offset = offsets[j]; |
| 849 | break; |
| 850 | } |
| 851 | } |
| 852 | return offset + rtimes[i]; |
| 853 | } |
| 854 | |
| 855 | public void add(long time) { |
| 856 | // May need to store a new time offset |
| 857 | int n = offsets.length; |
| 858 | if (n == 0 || time - offsets[n - 1] > Integer.MAX_VALUE) { |
| 859 | // Grow offset and indices arrays and store new offset |
| 860 | offsets = Arrays.copyOf(offsets, n + 1); |
| 861 | offsets[n] = time; |
| 862 | indices = Arrays.copyOf(indices, n + 1); |
| 863 | indices[n] = size; |
| 864 | } |
| 865 | |
| 866 | // May need to extend the array size |
| 867 | if (rtimes.length == size) { |
| 868 | rtimes = (int[])extendArray(rtimes); |
| 869 | } |
| 870 | |
| 871 | // Store the time |
| 872 | rtimes[size] = (int)(time - offsets[offsets.length - 1]); |
| 873 | size++; |
| 874 | } |
| 875 | } |
| 876 | |
| 877 | private static class Sequence { |
| 878 | String key; |
| 879 | String name; |
| 880 | Color color; |
| 881 | boolean isPlotted; |
| 882 | Stroke transitionStroke = null; |
| 883 | |
| 884 | // Values are stored in an int[] if all values will fit, |
| 885 | // otherwise in a long[]. An int can represent up to 2 GB. |
| 886 | // Use a random start size, so all arrays won't need to |
| 887 | // be grown during the same update interval |
| 888 | Object values = |
| 889 | new byte[ARRAY_SIZE_INCREMENT + (int)(Math.random() * 100)]; |
| 890 | |
| 891 | // Number of stored values |
| 892 | int size = 0; |
| 893 | |
| 894 | public Sequence(String key) { |
| 895 | this.key = key; |
| 896 | } |
| 897 | |
| 898 | /** |
| 899 | * Returns the value at index i |
| 900 | */ |
| 901 | public long value(int i) { |
| 902 | return Array.getLong(values, i); |
| 903 | } |
| 904 | |
| 905 | public void add(long value) { |
| 906 | // May need to switch to a larger array type |
| 907 | if ((values instanceof byte[] || |
| 908 | values instanceof short[] || |
| 909 | values instanceof int[]) && |
| 910 | value > Integer.MAX_VALUE) { |
| 911 | long[] la = new long[Array.getLength(values)]; |
| 912 | for (int i = 0; i < size; i++) { |
| 913 | la[i] = Array.getLong(values, i); |
| 914 | } |
| 915 | values = la; |
| 916 | } else if ((values instanceof byte[] || |
| 917 | values instanceof short[]) && |
| 918 | value > Short.MAX_VALUE) { |
| 919 | int[] ia = new int[Array.getLength(values)]; |
| 920 | for (int i = 0; i < size; i++) { |
| 921 | ia[i] = Array.getInt(values, i); |
| 922 | } |
| 923 | values = ia; |
| 924 | } else if (values instanceof byte[] && |
| 925 | value > Byte.MAX_VALUE) { |
| 926 | short[] sa = new short[Array.getLength(values)]; |
| 927 | for (int i = 0; i < size; i++) { |
| 928 | sa[i] = Array.getShort(values, i); |
| 929 | } |
| 930 | values = sa; |
| 931 | } |
| 932 | |
| 933 | // May need to extend the array size |
| 934 | if (Array.getLength(values) == size) { |
| 935 | values = extendArray(values); |
| 936 | } |
| 937 | |
| 938 | // Store the value |
| 939 | if (values instanceof long[]) { |
| 940 | ((long[])values)[size] = value; |
| 941 | } else if (values instanceof int[]) { |
| 942 | ((int[])values)[size] = (int)value; |
| 943 | } else if (values instanceof short[]) { |
| 944 | ((short[])values)[size] = (short)value; |
| 945 | } else { |
| 946 | ((byte[])values)[size] = (byte)value; |
| 947 | } |
| 948 | size++; |
| 949 | } |
| 950 | } |
| 951 | |
| 952 | // Can be overridden by subclasses |
| 953 | long getValue() { |
| 954 | return 0; |
| 955 | } |
| 956 | |
| 957 | long getLastTimeStamp() { |
| 958 | return times.time(times.size - 1); |
| 959 | } |
| 960 | |
| 961 | long getLastValue(String key) { |
| 962 | Sequence seq = getSequence(key); |
| 963 | return (seq != null && seq.size > 0) ? seq.value(seq.size - 1) : 0L; |
| 964 | } |
| 965 | |
| 966 | |
| 967 | // Called on EDT |
| 968 | public void propertyChange(PropertyChangeEvent ev) { |
| 969 | String prop = ev.getPropertyName(); |
| 970 | |
| 971 | if (prop == JConsoleContext.CONNECTION_STATE_PROPERTY) { |
| 972 | ConnectionState newState = (ConnectionState)ev.getNewValue(); |
| 973 | |
| 974 | switch (newState) { |
| 975 | case DISCONNECTED: |
| 976 | synchronized(this) { |
| 977 | long time = System.currentTimeMillis(); |
| 978 | times.add(time); |
| 979 | for (Sequence seq : seqs) { |
| 980 | seq.add(Long.MIN_VALUE); |
| 981 | } |
| 982 | } |
| 983 | break; |
| 984 | } |
| 985 | } |
| 986 | } |
| 987 | |
| 988 | private static class SaveDataFileChooser extends JFileChooser { |
| 989 | SaveDataFileChooser() { |
| 990 | setFileFilter(new FileNameExtensionFilter("CSV file", "csv")); |
| 991 | } |
| 992 | |
| 993 | public void approveSelection() { |
| 994 | File file = getSelectedFile(); |
| 995 | if (file != null) { |
| 996 | FileFilter filter = getFileFilter(); |
| 997 | if (filter != null && filter instanceof FileNameExtensionFilter) { |
| 998 | String[] extensions = |
| 999 | ((FileNameExtensionFilter)filter).getExtensions(); |
| 1000 | |
| 1001 | boolean goodExt = false; |
| 1002 | for (String ext : extensions) { |
| 1003 | if (file.getName().toLowerCase().endsWith("." + ext.toLowerCase())) { |
| 1004 | goodExt = true; |
| 1005 | break; |
| 1006 | } |
| 1007 | } |
| 1008 | if (!goodExt) { |
| 1009 | file = new File(file.getParent(), |
| 1010 | file.getName() + "." + extensions[0]); |
| 1011 | } |
| 1012 | } |
| 1013 | |
| 1014 | if (file.exists()) { |
| 1015 | String okStr = getText("FileChooser.fileExists.okOption"); |
| 1016 | String cancelStr = getText("FileChooser.fileExists.cancelOption"); |
| 1017 | int ret = |
| 1018 | JOptionPane.showOptionDialog(this, |
| 1019 | getText("FileChooser.fileExists.message", |
| 1020 | file.getName()), |
| 1021 | getText("FileChooser.fileExists.title"), |
| 1022 | JOptionPane.OK_CANCEL_OPTION, |
| 1023 | JOptionPane.WARNING_MESSAGE, |
| 1024 | null, |
| 1025 | new Object[] { okStr, cancelStr }, |
| 1026 | okStr); |
| 1027 | if (ret != JOptionPane.OK_OPTION) { |
| 1028 | return; |
| 1029 | } |
| 1030 | } |
| 1031 | setSelectedFile(file); |
| 1032 | } |
| 1033 | super.approveSelection(); |
| 1034 | } |
| 1035 | } |
| 1036 | |
| 1037 | public AccessibleContext getAccessibleContext() { |
| 1038 | if (accessibleContext == null) { |
| 1039 | accessibleContext = new AccessiblePlotter(); |
| 1040 | } |
| 1041 | return accessibleContext; |
| 1042 | } |
| 1043 | |
| 1044 | protected class AccessiblePlotter extends AccessibleJComponent { |
| 1045 | protected AccessiblePlotter() { |
| 1046 | setAccessibleName(getText("Plotter.accessibleName")); |
| 1047 | } |
| 1048 | |
| 1049 | public String getAccessibleName() { |
| 1050 | String name = super.getAccessibleName(); |
| 1051 | |
| 1052 | if (seqs.size() > 0 && seqs.get(0).size > 0) { |
| 1053 | String keyValueList = ""; |
| 1054 | for (Sequence seq : seqs) { |
| 1055 | if (seq.isPlotted) { |
| 1056 | String value = "null"; |
| 1057 | if (seq.size > 0) { |
| 1058 | if (unit == Unit.BYTES) { |
| 1059 | value = getText("Size Bytes", seq.value(seq.size - 1)); |
| 1060 | } else { |
| 1061 | value = |
| 1062 | getFormattedValue(seq.value(seq.size - 1), false) + |
| 1063 | ((unit == Unit.PERCENT) ? "%" : ""); |
| 1064 | } |
| 1065 | } |
| 1066 | // Assume format string ends with newline |
| 1067 | keyValueList += |
| 1068 | getText("Plotter.accessibleName.keyAndValue", |
| 1069 | seq.key, value); |
| 1070 | } |
| 1071 | } |
| 1072 | name += "\n" + keyValueList + "."; |
| 1073 | } else { |
| 1074 | name += "\n" + getText("Plotter.accessibleName.noData"); |
| 1075 | } |
| 1076 | return name; |
| 1077 | } |
| 1078 | |
| 1079 | public AccessibleRole getAccessibleRole() { |
| 1080 | return AccessibleRole.CANVAS; |
| 1081 | } |
| 1082 | } |
| 1083 | } |